DE3167334D1 - Preparation of insecticidal optically active isovalerate esters - Google Patents
Preparation of insecticidal optically active isovalerate estersInfo
- Publication number
- DE3167334D1 DE3167334D1 DE8181304922T DE3167334T DE3167334D1 DE 3167334 D1 DE3167334 D1 DE 3167334D1 DE 8181304922 T DE8181304922 T DE 8181304922T DE 3167334 T DE3167334 T DE 3167334T DE 3167334 D1 DE3167334 D1 DE 3167334D1
- Authority
- DE
- Germany
- Prior art keywords
- insecticidal
- preparation
- optically active
- isovalerate esters
- isovalerate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14726580A JPS5770852A (en) | 1980-10-20 | 1980-10-20 | Preparation of optical active alpha-cyano-3-phenyl-benzyl-2-(4-chlorophenyl) isovalerate |
JP5611581A JPS57169453A (en) | 1981-04-13 | 1981-04-13 | Preparation of optically active carboxylic ester |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3167334D1 true DE3167334D1 (en) | 1985-01-03 |
Family
ID=26397052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8181304922T Expired DE3167334D1 (en) | 1980-10-20 | 1981-10-20 | Preparation of insecticidal optically active isovalerate esters |
Country Status (3)
Country | Link |
---|---|
US (1) | US4422978A (de) |
EP (1) | EP0050521B1 (de) |
DE (1) | DE3167334D1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8521943D0 (en) * | 1985-09-04 | 1985-10-09 | Elliott M | Pesticides |
GB9127355D0 (en) * | 1991-12-24 | 1992-02-19 | Ici Plc | Isomerisation process |
WO2006010994A1 (en) * | 2004-07-20 | 2006-02-02 | Council Of Scientific And Industrial Research | Process for preparing (s)-alpha-cyano-3-phenoxybenzyl-(s)-2-(4-chlorophenyl)-isovalerate |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH635563A5 (fr) * | 1977-07-07 | 1983-04-15 | Sumitomo Chemical Co | Procede pour la preparation d'un alpha-cyano-3-phenoxybenzyle optiquement actif. |
CA1215717A (en) * | 1977-09-26 | 1986-12-23 | Samuel B. Soloway | Process for converting a stereoisomeric ester into its diastereoisomer |
JPS54103831A (en) * | 1978-01-27 | 1979-08-15 | Sumitomo Chem Co Ltd | Separation of stereoisomers of higher active cyanoo33 phenoxybenzyl 22*44chlorophenyl**isovalerate |
FR2416219A1 (fr) * | 1978-01-31 | 1979-08-31 | Roussel Uclaf | Esters d'acide acetique substitue optiquement actif et d'alcool benzylique substitue racemique ou optiquement actif, doues de proprietes insecticides, leur procede de preparation et les compositions les renfermant |
US4176195A (en) * | 1978-07-20 | 1979-11-27 | Sumitomo Chemical Company, Limited | Pesticidal α-cyanobenzyl ester enantiomer pair |
JPS55104249A (en) * | 1979-02-05 | 1980-08-09 | Sumitomo Chem Co Ltd | Optically active carboxylic ester its preparation, and insecticide, and acaricide comprising it |
JPS55104253A (en) * | 1979-02-06 | 1980-08-09 | Sumitomo Chem Co Ltd | Stereoisomer of more active carboxylic ester, method of obtaining it, insecticide and acaricide comprising it |
JPS56133253A (en) * | 1980-03-24 | 1981-10-19 | Sumitomo Chem Co Ltd | Optical isomer of cyanohydrin ester, its production and insecticide and acaricide containing the same as effective ingredient |
-
1981
- 1981-10-20 EP EP81304922A patent/EP0050521B1/de not_active Expired
- 1981-10-20 US US06/313,089 patent/US4422978A/en not_active Expired - Lifetime
- 1981-10-20 DE DE8181304922T patent/DE3167334D1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4422978A (en) | 1983-12-27 |
EP0050521B1 (de) | 1984-11-21 |
EP0050521A1 (de) | 1982-04-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |